package com.ruoyi.charge.service.impl;

import cn.hutool.core.bean.BeanUtil;
import cn.hutool.core.util.StrUtil;
import org.springframework.stereotype.Service;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.baomidou.mybatisplus.core.toolkit.Wrappers;
import com.github.pagehelper.Page;
import com.ruoyi.charge.bo.BannerAddBo;
import com.ruoyi.charge.bo.BannerQueryBo;
import com.ruoyi.charge.bo.BannerEditBo;
import com.ruoyi.charge.domain.Banner;
import com.ruoyi.charge.mapper.BannerMapper;
import com.ruoyi.charge.vo.BannerVo;
import com.ruoyi.charge.service.IBannerService;

import java.util.Collection;
import java.util.Collections;
import java.util.List;
import java.util.stream.Collectors;

/**
 * 广告管理Service业务层处理
 *
 * @author fanqie
 * @date 2021-10-25
 */
@Service
public class BannerServiceImpl extends ServiceImpl<BannerMapper, Banner> implements IBannerService {

    @Override
    public BannerVo queryById(Long id) {
        Banner db = this.baseMapper.selectById(id);
        return BeanUtil.toBean(db, BannerVo.class);
    }

    @Override
    public List<BannerVo> queryList(BannerQueryBo bo) {
        LambdaQueryWrapper<Banner> lqw = Wrappers.lambdaQuery();
        lqw.eq(StrUtil.isNotBlank(bo.getUrl()), Banner::getUrl, bo.getUrl());
        lqw.eq(bo.getLocation() != null, Banner::getLocation, bo.getLocation());
        return entity2Vo(this.list(lqw));
    }

    /**
     * 实体类转化成视图对象
     *
     * @param collection 实体类集合
     * @return
     */
    private List<BannerVo> entity2Vo(Collection<Banner> collection) {
        List<BannerVo> voList = collection.stream()
                .map(any -> BeanUtil.toBean(any, BannerVo.class))
                .collect(Collectors.toList());
        if (collection instanceof Page) {
            Page<Banner> page = (Page<Banner>) collection;
            Page<BannerVo> pageVo = new Page<>();
            BeanUtil.copyProperties(page, pageVo);
            pageVo.addAll(voList);
            voList = pageVo;
        }
        return voList;
    }

    @Override
    public Boolean insertByAddBo(BannerAddBo bo) {
        Banner add = BeanUtil.toBean(bo, Banner.class);
        validEntityBeforeSave(add);
        return this.save(add);
    }

    @Override
    public Boolean updateByEditBo(BannerEditBo bo) {
        Banner update = BeanUtil.toBean(bo, Banner.class);
        validEntityBeforeSave(update);
        return this.updateById(update);
    }

    /**
     * 保存前的数据校验
     *
     * @param entity 实体类数据
     */
    private void validEntityBeforeSave(Banner entity) {
        //TODO 做一些数据校验,如唯一约束
    }

    @Override
    public Boolean deleteWithValidByIds(Collection<Long> ids, Boolean isValid) {
        if (isValid) {
            //TODO 做一些业务上的校验,判断是否需要校验
        }
        return this.removeByIds(ids);
    }
}
